Probability of selecting automobiles at random

Reference no: EM1393042

The estimated miles per gallon ratings of a class of automobiles are normally distributed with a mean of 12.8 and a standard deviation of 3.2. What is the probability that one of these automobiles selected at random would get:

a) Between 13 and 15 miles per gallon

b) Between 10 and 12 miles per gallon

Reference no: EM1393042

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